One of the options the iecc prescriptive r values iecc table 502 2 1 calls for continuous insulation on concrete masonry and other mass walls.
Rigid insulation on concrete wall.
Consider 210 square feet to be the entire amount of rigid foam insulation to purchase.
Eps is by far the most versatile of the three rigid insulation options.
There is almost no mess and the foam isn t itchy like fiberglass.
Polystyrene foam boards commonly called foamboard are a clean lightweight convenient way to insulate bare concrete walls.
Concrete walls can be insulated on the interior or exterior face or by embedding the material within the wall.
This refers to insulation uninterrupted by furring or by the webs of concrete masonry units.
It can be applied on the roof floor and walls and it s most widely used in structural insulated panels and insulated concrete forms.
Thermal grip brick tie washer 2 diameter plastic washer used with barrel style brick tie for attaching continuous rigid insulation ci.
Eps is also the most inexpensive of the three types of rigid foam insulation while also meeting the required building and energy codes.
And there is no effective way to fill the voids in an existing concrete block wall.
Measure the entire wall area to figure out the amount of rigid foam to purchase.
Three basic types of thermal insulation are available rigid board batt or blanket and spray on.
Because it isolates the concrete s thermal mass from the inside space however it is the least desirable from the standpoint of energy conservation.
Interior installation using the rigid board batt or spray on methods is the least expensive method.
Examples include rigid insulation adhered to the interior of the wall with furring and drywall applied over the insulation continuous insulation in a masonry cavity wall and exterior insulation and finish systems.
For example the wall may be 30 feet long by 7 feet high.
How to install rigid foam insulation between studs measure the project area.